Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6a56fd2e28b3bab8f682e1f5fd930ba03193ab952405cfc649afba1397d0c852:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^